/*
 * jQuery Reveal Plugin 1.0
 * www.ZURB.com
 * Copyright 2010, ZURB
 * Free to use under the MIT license.
 * http://www.opensource.org/licenses/mit-license.php
 */


(function ($) {

  /*---------------------------
   Defaults for Reveal
   ----------------------------*/

  /*---------------------------
   Listener for data-reveal-id attributes
   ----------------------------*/

  $('a[data-reveal-id]').live('click', function (e) {
    e.preventDefault();
    var modalLocation = $(this).attr('data-reveal-id');
    $('#' + modalLocation).reveal($(this).data());
  });

  /*---------------------------
   Extend and Execute
   ----------------------------*/

  $.fn.reveal = function (options) {


    var defaults = {
      animation:'fadeAndPop', //fade, fadeAndPop, none
      animationspeed:300, //how fast animtions are
      closeonbackgroundclick:true, //if you click background will modal close?
      dismissmodalclass:'close-reveal-modal' //the class of a button or element that will close an open modal
    };

    //Extend dem' options
    var options = $.extend({}, defaults, options);

    return this.each(function () {

      /*---------------------------
       Global Variables
       ----------------------------*/
      var modal = $(this),
        topMeasure = parseInt(modal.css('top')),
        topOffset = modal.height() + topMeasure,
        locked = false,
        modalBG = $('.reveal-modal-bg');

      /*---------------------------
       Create Modal BG
       ----------------------------*/
      if (modalBG.length == 0) {
        modalBG = $('<div class="reveal-modal-bg" />').insertAfter(modal);
      }

      /*---------------------------
       Open & Close Animations
       ----------------------------*/
      //Entrance Animations
      modal.bind('reveal:open', function () {
        modalBG.unbind('click.modalEvent');
        $('.' + options.dismissmodalclass).unbind('click.modalEvent');
        if (!locked) {
          lockModal();
          if (options.animation == "fadeAndPop") {
            modal.css({'top':$(document).scrollTop() - topOffset, 'opacity':0, 'visibility':'visible'});
            modalBG.fadeIn(options.animationspeed / 2);
            modal.delay(options.animationspeed / 2).animate({
              "top":$(document).scrollTop() + topMeasure + 'px',
              "opacity":1
            }, options.animationspeed, unlockModal());
          }
          if (options.animation == "fade") {
            modal.css({'opacity':0, 'visibility':'visible', 'top':$(document).scrollTop() + topMeasure});
            modalBG.fadeIn(options.animationspeed / 2);
            modal.delay(options.animationspeed / 2).animate({
              "opacity":1
            }, options.animationspeed, unlockModal());
          }
          if (options.animation == "none") {
            modal.css({'visibility':'visible', 'top':$(document).scrollTop() + topMeasure});
            modalBG.css({"display":"block"});
            unlockModal()
          }
        }
        modal.unbind('reveal:open');
      });

      //Closing Animation
      modal.bind('reveal:close', function () {
        if (!locked) {
          lockModal();
          if (options.animation == "fadeAndPop") {
            modalBG.delay(options.animationspeed).fadeOut(options.animationspeed);
            modal.animate({
              "top":$(document).scrollTop() - topOffset + 'px',
              "opacity":0
            }, options.animationspeed / 2, function () {
              modal.css({'top':topMeasure, 'opacity':1, 'visibility':'hidden'});
              unlockModal();
            });
          }
          if (options.animation == "fade") {
            modalBG.delay(options.animationspeed).fadeOut(options.animationspeed);
            modal.animate({
              "opacity":0
            }, options.animationspeed, function () {
              modal.css({'opacity':1, 'visibility':'hidden', 'top':topMeasure});
              unlockModal();
            });
          }
          if (options.animation == "none") {
            modal.css({'visibility':'hidden', 'top':topMeasure});
            modalBG.css({'display':'none'});
          }
        }
        modal.unbind('reveal:close');
      });

      /*---------------------------
       Open and add Closing Listeners
       ----------------------------*/
      //Open Modal Immediately
      modal.trigger('reveal:open')

      //Close Modal Listeners
      var closeButton = $('.' + options.dismissmodalclass).bind('click.modalEvent', function () {
        modal.trigger('reveal:close')
      });

      if (options.closeonbackgroundclick) {
        modalBG.css({"cursor":"pointer"})
        modalBG.bind('click.modalEvent', function () {
          modal.trigger('reveal:close')
        });
      }
      $('body').keyup(function (e) {
        if (e.which === 27) {
          modal.trigger('reveal:close');
        } // 27 is the keycode for the Escape key
      });


      /*---------------------------
       Animations Locks
       ----------------------------*/
      function unlockModal() {
        locked = false;
      }

      function lockModal() {
        locked = true;
      }

    });//each call
  }//orbit plugin call
})(jQuery);
        
